公开(公告)号：US20240206277A1

公开(公告)日：2024-06-20

申请号：US18590337

申请日：2024-02-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongsheng LI ,  Kuanta HUANG ,  Shengji YANG ,  Pengcheng LU ,  Yunlong LI ,  Qing WANG ,  Yongfa DONG ,  Xiaobin SHEN ,  Hui TONG ,  Xiong YUAN ,  Xiaochuan CHEN ,  Yu WANG

IPC: H10K59/38 ,  H10K50/86 ,  H10K59/12 ,  H10K59/126 ,  H10K71/00

CPC classification number: H10K59/38 ,  H10K50/86 ,  H10K59/1201 ,  H10K59/126 ,  H10K71/00

Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.

公开(公告)号：US20220384554A1

公开(公告)日：2022-12-01

申请号：US16958921

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong LI ,  Pengcheng LU ,  Kui ZHANG ,  Li LIU ,  Kuanta HUANG ,  Shengji YANG ,  Xiaochuan CHEN ,  Dacheng ZHANG

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.

公开(公告)号：US20220216447A1

公开(公告)日：2022-07-07

申请号：US17607015

申请日：2020-11-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li LIU ,  Pengcheng LU ,  Kui ZHANG ,  Yunlong LI ,  Shengji YANG ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Yuanlan TIAN ,  Dacheng ZHANG

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: A display substrate is provided, including a base and a first electrode layer. The first electrode layer includes a transparent conductive layer and a reflective layer. The transparent conductive layer includes transparent conductive units that are spaced apart, a transparent conductive unit includes a flat surface and sides on peripheries, and an included angle between the flat surface and a side is an obtuse angle. The reflective layer is located on a side of the transparent conductive layer proximate to the base. The reflective layer includes reflective units that are spaced apart; the reflective units and the transparent conductive units are in one-to-one correspondence, and a reflective unit and a corresponding transparent conductive unit are electrically connected; and an orthographic projection of the reflective unit on the base is within a range of an orthographic projection of a flat surface of the corresponding transparent conductive unit on the base.

公开(公告)号：US20220140047A1

公开(公告)日：2022-05-05

申请号：US17258762

申请日：2020-03-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhijian ZHU ,  Yu AO ,  Yunlong LI ,  Pengcheng LU ,  Yuanlan TIAN

IPC: H01L27/32

Abstract: A display panel includes a drive backplane, a transparent insulating layer and a light-emitting device layer. The drive backplane includes a driving circuit layer, a metal wiring layer, a first insulating layer and a reflective electrode layer. The first insulating layer has first via holes filled with first metal connectors. The reflective electrode layer includes first reflective electrodes respectively connected with the metal wiring layer through the first metal connectors. The light-emitting device layer includes a pixel electrode layer, an organic light-emitting layer and a common electrode layer. The pixel electrode layer includes first pixel electrodes respectively connected with the first reflective electrodes through the connection via holes. A distance between an orthographic projection of the connection via hole on the pixel electrode layer and an edge of the first pixel electrode is not less than a first threshold value.

公开(公告)号：US20220140021A1

公开(公告)日：2022-05-05

申请号：US17260562

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong LI ,  Pengcheng LU ,  Yu Ao ,  Zhijian ZHU ,  Yuanlan TIAN ,  Dacheng ZHANG

IPC: H01L27/32 ,  H01L23/544 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.

公开(公告)号：US20210305535A1

公开(公告)日：2021-09-30

申请号：US17258614

申请日：2020-03-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kui ZHANG ,  Li LIU ,  Pengcheng LU ,  Yunlong LI ,  Dacheng ZHANG

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes: a display substrate, including a base substrate, a driving transistor embedded on the base substrate, and a first electrode layer located on the base substrate; an encapsulation protection structure located on the display substrate and surrounding a display area of the display substrate; a light emitting layer located on a surface of the first electrode layer away from the base substrate; a second electrode layer located on a surface of the light emitting layer away from the base substrate; and a first encapsulation layer located on a surface of the second electrode layer away from the base substrate.

公开(公告)号：US20200211477A1

公开(公告)日：2020-07-02

申请号：US16814119

申请日：2020-03-10

Applicant: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weilin LAI ,  Yucheng CHAN ,  Jianbang HUANG ,  Dachao LI ,  Shengji YANG ,  Pengcheng LU ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Xue DONG ,  Hui WANG ,  Yanming WANG ,  Chen XU ,  Dacheng ZHANG ,  Yongfa DONG ,  Qing WANG ,  Hui TONG ,  Yunlong LI

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3258 ,  H01L27/32

Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.

公开(公告)号：US20230269974A1

公开(公告)日：2023-08-24

申请号：US17261034

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunlong LI ,  Pengcheng LU ,  Shuai TIAN ,  Yu AO ,  Zhijian ZHU ,  Yuanlan TIAN

IPC: H10K59/131 ,  H10K59/124 ,  H10K59/12 ,  H10K71/16

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K59/124 ,  H10K71/162

Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.

公开(公告)号：US20220328567A1

公开(公告)日：2022-10-13

申请号：US17853325

申请日：2022-06-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongsheng LI ,  Kuanta HUANG ,  Shengji YANG ,  Pengcheng LU ,  Yunlong LI ,  Qing WANG ,  Yongfa DONG ,  Xiaobin SHEN ,  Hui TONG ,  Xiong YUAN ,  Yu WANG ,  Xiaochuan CHEN

IPC: H01L27/32 ,  H01L51/52

Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.

公开(公告)号：US20210408205A1

公开(公告)日：2021-12-30

申请号：US16959214

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengcheng LU ,  Yunlong LI ,  Yuanlan TIAN ,  Yu AO

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.